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Finding the Fourth Proportional to 65,552.60, 98,329.44 and 18,806.96

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Solution

The fourth proportional to 65,552.60, 98,329.44 and 18,806.96 is: 28,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552.60 : 98,329.44 = 18,806.96 : x
  2. Step 2: Convert to fraction form
    65,552.60/98,329.44 = 18,806.96/x
  3. Step 3: Cross multiply
    65,552.60x = 98,329.44 × 18,806.96
  4. Step 4: Simplify right side
    65,552.60x = 1,849,277,844.90
  5. Step 5: Solve for x
    x = 1,849,277,844.90/65,552.60
  6. Step 6: Final answer
    x = 28,210.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.